<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<style type="text/css">
			*{
				margin: 0;
				padding: 0;
			}
			a{
				text-decoration: none;
				/* 取消下划线 */
			}
			li{
				list-style: none;
				/* 去掉li前面的黑点 */
			}
			.tel{
				color: black;
				font-size: 15px;
			}
			.tel:hover{
				color: aqua;
			}
			.ss{
				position: relative;
				width: 200px;
				height: 50px;
				border: 1px solid;
			}
			.ss input{
				position:absolute;
				left: 10px;
				width: 80%;
				height: 80%;
				border: 0;
			}
			input:focus{
				outline: none;
			}
			
			.yuan{
				position: relative;
				width: 300px;
				height: 300px;
				background-color: antiquewhite;
				margin-left: 100px;
				/* 圆角 */
				border-radius: 50%;
			}
			.sanjs{
				position: absolute;
				top: 100px;
				left: 50px;
				width: 0;
				height: 0;
				border-top: 50px solid transparent; /* 透明 */
				border-left:50px solid transparent;
				border-right: 70px solid #55ffff;
				border-bottom:50px solid transparent;
			}
		</style>
	</head>
	<body>
		<a href="" class="tel">QQ音乐</a>
		<div class="ss">
			<input type="" placeholder="搜索音乐"/>
			<img src="" alt="" />
		</div>
		
		<div class="yuan">
			<div class="sanjs"></div>
		</div>
		
	</body>
</html>
